C111123313121111121111331333133313331333131233133313113313331333132322331311111   >>    C11112331312111112111133133313331333133313123313331311331333133313232233131111   <<    C111123313121111121111331333133313331333131233133313113313331333132322331311113   >>      C111123313121111121111331333133313331333131233133313113313331333132322331311112   >>